at91: add support for the WB45N module from Laird
This module from Laird includes the following: - CPU Atmel SoC ARM926EJS - Wifi AR6003 - Bluetooth CSR8510 - RAM 64MB LPDDR - FLASH 128MB The flash is a dual image layout, kernel a/b, rootfs a/b, and a user partition. Signed-off-by: Ben Whitten <ben.whitten@gmail.com>v19.07.3_mercusys_ac12_duma
Ben Whitten
8 years ago
committed by
Hauke Mehrtens
parent
618ed77a17
commit
86d037e4a2
@ -0,0 +1,220 @@
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/*
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* wb45n.dts - Device Tree file for WB45NBT board
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*
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* Copyright (C) 2015 Laird
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*
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* Licensed under GPLv2 or later.
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*/
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/dts-v1/;
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#include "at91sam9g25.dtsi"
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/ {
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model = "Laird Workgroup Bridge 45N - Atmel AT91SAM (dt)";
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compatible = "laird,wb45n", "laird,wbxx", "atmel,at91sam9x5", "atmel,at91sam9";
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chosen {
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bootargs = "console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs";
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};
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memory {
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reg = <0x20000000 0x4000000>;
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};
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clocks {
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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main_clock: clock@0 {
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compatible = "atmel,osc", "fixed-clock";
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clock-frequency = <12000000>;
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};
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slow_xtal {
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clock-frequency = <32768>;
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};
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main_xtal {
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clock-frequency = <12000000>;
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};
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};
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ahb {
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apb {
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rstc@fffffe00 {
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compatible = "atmel,sama5d3-rstc";
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};
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pinctrl@fffff400 {
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nand {
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pinctrl_nand: nand-0 {
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atmel,pins =
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<AT91_PIOD 0 AT91_PERIPH_A AT91_PINCTRL_NONE /* PD0 periph A Read Enable */
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AT91_PIOD 1 AT91_PERIPH_A AT91_PINCTRL_NONE /* PD1 periph A Write Enable */
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AT91_PIOD 2 AT91_PERIPH_A AT91_PINCTRL_NONE /* PD2 periph A Address Latch Enable */
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AT91_PIOD 3 AT91_PERIPH_A AT91_PINCTRL_NONE /* PD3 periph A Command Latch Enable */
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AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP /* PD4 gpio Chip Enable pin pull_up */
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AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; /* PD5 gpio RDY/BUSY pin pull_up */
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};
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};
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usb2 {
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pinctrl_board_usb2: usb2-board {
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atmel,pins =
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<AT91_PIOB 11 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB11 gpio vbus sense, deglitch */
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};
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};
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};
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dbgu: serial@fffff200 {
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status = "okay";
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};
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usart0: serial@f801c000 {
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status = "okay";
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};
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usart3: serial@f8028000 {
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status = "okay";
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};
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spi0: spi@f0000000 {
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status = "okay";
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cs-gpios = <&pioA 14 0>, <&pioA 7 0>, <0>, <0>;
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};
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mmc0: mmc@f0008000 {
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pinctrl-0 = <
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&pinctrl_mmc0_slot0_clk_cmd_dat0
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&pinctrl_mmc0_slot0_dat1_3>;
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status = "okay";
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/delete-property/dmas;
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/delete-property/dma-names;
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slot@0 {
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reg = <0>;
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bus-width = <4>;
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};
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};
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macb0: ethernet@f802c000 {
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phy-mode = "rmii";
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status = "okay";
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};
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usb2: gadget@f803c000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_board_usb2>;
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atmel,vbus-gpio = <&pioB 11 GPIO_ACTIVE_HIGH>;
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status = "okay";
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};
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i2c1: i2c@f8014000 {
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status = "okay";
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};
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watchdog@fffffe40 {
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status = "okay";
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};
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shdwc@fffffe10 {
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atmel,wakeup-mode = "low";
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};
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rtc@fffffeb0 {
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status = "okay";
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};
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};
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usb0: ohci@00600000 {
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status = "okay";
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num-ports = <2>;
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atmel,vbus-gpio = <
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&pioB 12 GPIO_ACTIVE_HIGH
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&pioA 31 GPIO_ACTIVE_HIGH
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>;
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atmel,oc-gpio = <&pioB 13 GPIO_ACTIVE_LOW>;
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};
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usb1: ehci@00700000 {
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status = "okay";
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};
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nand0: nand@40000000 {
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nand-bus-width = <8>;
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nand-ecc-mode = "hw";
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atmel,has-pmecc; /* Enable PMECC */
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atmel,pmecc-cap = <4>;
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atmel,pmecc-sector-size = <512>;
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nand-on-flash-bbt;
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status = "okay";
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at91bootstrap@0 {
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label = "at91bs";
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reg = <0x0 0x20000>;
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};
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uboot@20000 {
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label = "u-boot";
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reg = <0x20000 0x80000>;
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};
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ubootenv@a0000 {
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label = "u-boot-env";
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reg = <0xa0000 0x20000>;
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};
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ubootenv@c0000 {
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label = "redund-env";
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reg = <0xc0000 0x20000>;
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};
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kernel-a@e0000 {
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label = "kernel-a";
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reg = <0xe0000 0x280000>;
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};
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kernel-b@360000 {
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label = "kernel-b";
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reg = <0x360000 0x280000>;
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};
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rootfs-a@5e0000 {
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label = "rootfs-a";
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reg = <0x5e0000 0x2600000>;
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};
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rootfs-b@2be0000 {
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label = "rootfs-b";
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reg = <0x2be0000 0x2600000>;
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};
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user@51e0000 {
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label = "user";
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reg = <0x51e0000 0x2dc0000>;
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};
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logs@7fa0000 {
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label = "logs";
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reg = <0x7fa0000 0x60000>;
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};
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};
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};
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atheros {
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compatible = "atheros,ath6kl";
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atheros,board-id = "SD32";
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};
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gpio_keys {
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compatible = "gpio-keys";
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#address-cells = <1>;
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#size-cells = <0>;
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irqbtn@pb18 {
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label = "IRQBTN";
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linux,code = <99>;
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gpios = <&pioB 18 GPIO_ACTIVE_LOW>;
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gpio-key,wakeup = <1>;
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};
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};
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};
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@ -0,0 +1,12 @@
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--- a/arch/arm/boot/dts/Makefile
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+++ b/arch/arm/boot/dts/Makefile
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@@ -40,7 +40,8 @@ dtb-$(CONFIG_SOC_SAM_V4_V5) += \
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at91sam9g25ek.dtb \
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at91sam9g35ek.dtb \
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at91sam9x25ek.dtb \
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- at91sam9x35ek.dtb
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+ at91sam9x35ek.dtb \
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+ wb45n.dtb
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dtb-$(CONFIG_SOC_SAM_V7) += \
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at91-kizbox2.dtb \
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at91-sama5d2_xplained.dtb \
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